Electronics Forum: membrane switch (Page 1 of 3)

membrane switch

Electronics Forum | Sat Oct 26 04:16:46 EDT 2019 | ixqprint

The button on my induction cooker has a problem of contact failure. I want to replace it. I found out that this button is called a membrane switch. How can I replace it? Thank you.

membrane switch

Electronics Forum | Mon Oct 28 20:25:23 EDT 2019 | sarason

Is it a single membrane switch or part of a panel. If single, chase down a similar type, if part of a panel you may be able to go back to the manufacturer for a replacement panel. Otherwise drill a hole and install a replacement unit being careful to

Keypad membrane switch for PCB??

Electronics Forum | Fri Jun 08 19:03:09 EDT 2007 | flkpm

Hi all. First off thanks in advance for any help or suggestions you may give. What I need help with is making a 4x4 keypad overlay work again. I have the overlay and the PCB, all I need now is a device that connects to the PCB that senses the push of

Keypad membrane switch for PCB???

Electronics Forum | Fri Jun 08 19:04:32 EDT 2007 | flkpm

Hi all. First off thanks in advance for any help or suggestions you may give. What I need help with is making a 4x4 keypad overlay work again. I have the overlay and the PCB, all I need now is a device that connects to the PCB that senses the push of

Keypad membrane switch for PCB??

Electronics Forum | Sat Jun 09 07:59:14 EDT 2007 | davef

A keypad overlay is used to adapt one basic keypad design to a variety of applications. The overlay is positioned on top of the key board to match functions on the overlay with buttons on the keypad. The user selects a function on the by pressing t

ENIG used with stainless-steel membrane switch

Electronics Forum | Thu Jul 24 12:36:54 EDT 2008 | rfematt

We have a new board that requires a membrane switch. The membrane switch is a 1" stainless-steel dome. We were wondering if ENIG plating will hold for an expected life

ENIG used with stainless-steel membrane switch

Electronics Forum | Thu Jul 24 22:37:06 EDT 2008 | davef

As part of the IPC-4552 specification testing, they ran ENIG at 2 uinches for 1.5 million cycles for a membrane-type keypad application [there was no testing for the wiping-type switches]. They stopped testing when the membrane began breaking down. T

ENIG used with stainless-steel membrane switch

Electronics Forum | Thu Jul 24 14:53:17 EDT 2008 | boardhouse

I would agree with Doug, Enig with this type of switch is doubtful that it will hold up. You may have to think about Electroplated Deep Gold (hard Gold) 30-40 micro inches. Regards, Mike

ENIG used with stainless-steel membrane switch

Electronics Forum | Thu Jul 24 13:12:41 EDT 2008 | dphilbrick

I seriously doubt it. It is extremely thin and the gold's only real purpose in life is protect the nickel underneath from oxidizing. Once you wear that very thin gold off you will have exposed, oxidized, nickel and loss of conductivity.

ENIG used with stainless-steel membrane switch

Electronics Forum | Thu Jul 24 22:58:13 EDT 2008 | davef

At the 2004 IMAPS Nordic Conference, Claus W�rtz Nielsson from Nokia Mobile Phones published "The Evolution of Surface Finishes in Mobile Phone Applications" [www.imaps.org/adv_micro/papers/Nordic2004paper.pdf]. Some of the results were: * Corrosion

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